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   <div id="projectname">FLITr
   &#160;<span id="projectnumber">1.x</span>
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   <div id="projectbrief">Framework for Live Image Transformation.</div>
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<p><code>#include &lt;<a class="el" href="geometry__overlay_8h_source.html">geometry_overlay.h</a>&gt;</code></p>
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Inheritance diagram for flitr::GeometryOverlay:</div>
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Collaboration diagram for flitr::GeometryOverlay:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ae40c3969b659dcd3f3fb15461ec1e522"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#ae40c3969b659dcd3f3fb15461ec1e522">GeometryOverlay</a> ()</td></tr>
<tr class="memitem:ac9b148e258b58f44f91d70d32000d736"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#ac9b148e258b58f44f91d70d32000d736">~GeometryOverlay</a> ()</td></tr>
<tr class="memitem:a4377c477e8393483b5afcfb5a0d4e83c"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a4377c477e8393483b5afcfb5a0d4e83c">setColour</a> (osg::Vec4d newcol)</td></tr>
<tr class="memitem:a77648c3fd1ab1cf20eae10a3bc518fee"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a77648c3fd1ab1cf20eae10a3bc518fee">setCoordinateTransform</a> (osg::Matrixd m)</td></tr>
<tr class="memitem:a75f86375f92e36c0f2cab6fa90a20c31"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a75f86375f92e36c0f2cab6fa90a20c31">flipVerticalCoordinates</a> (double im_height)</td></tr>
<tr class="memitem:a2800ad9abc1fda2e7b8d5ab47631a74c"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a2800ad9abc1fda2e7b8d5ab47631a74c">setDepth</a> (double z)</td></tr>
<tr class="memitem:a6076e63d2cf42f6c13f9a9161ea7963b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a6076e63d2cf42f6c13f9a9161ea7963b">setLineWidth</a> (double w)</td></tr>
<tr class="memitem:ad16f2fa7656523c7c1653a2a1ce5ba50"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#ad16f2fa7656523c7c1653a2a1ce5ba50">setPointSize</a> (double s)</td></tr>
<tr class="memitem:ab4d16a8e70cd7afa12625419e8086ac9"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#ab4d16a8e70cd7afa12625419e8086ac9">setShow</a> (bool show)</td></tr>
<tr class="memdesc:ab4d16a8e70cd7afa12625419e8086ac9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Toggle the display of the overlay on or off.  <a href="#ab4d16a8e70cd7afa12625419e8086ac9"></a><br/></td></tr>
<tr class="memitem:affa477f4886673b4b39bf4758ab5a0d1"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#affa477f4886673b4b39bf4758ab5a0d1">setName</a> (const std::string &amp;name)</td></tr>
<tr class="memdesc:affa477f4886673b4b39bf4758ab5a0d1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the name of the overlay along with the nodes that make up the overlay.  <a href="#affa477f4886673b4b39bf4758ab5a0d1"></a><br/></td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr class="memitem:a16a918dfadacb075bd88f4e92fc9e7f2"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr<br class="typebreak"/>
&lt; osg::MatrixTransform &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a16a918dfadacb075bd88f4e92fc9e7f2">_CoordinateTransform</a></td></tr>
<tr class="memdesc:a16a918dfadacb075bd88f4e92fc9e7f2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Matrix to make sure our coordinate system matches the geometry being draw on.  <a href="#a16a918dfadacb075bd88f4e92fc9e7f2"></a><br/></td></tr>
<tr class="memitem:a012506f3724c8eac028935e7427b48d1"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr<br class="typebreak"/>
&lt; osg::MatrixTransform &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a012506f3724c8eac028935e7427b48d1">_DepthTransform</a></td></tr>
<tr class="memitem:a4805d997a006a9fd8a38bbf3e83b973c"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr&lt; osg::Group &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a4805d997a006a9fd8a38bbf3e83b973c">_GeometryGroup</a></td></tr>
<tr class="memitem:a8fcd1753f1c109c5e2dc1fdfad87fc72"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr&lt; osg::StateSet &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a8fcd1753f1c109c5e2dc1fdfad87fc72">_GeometryStateSet</a></td></tr>
<tr class="memitem:a27484088638df52632c2f77e53ec796b"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr&lt; osg::Material &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#a27484088638df52632c2f77e53ec796b">_GeometryMaterial</a></td></tr>
<tr class="memitem:abcde0476d1d3f66834f33b5554759a92"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr&lt; osg::LineWidth &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#abcde0476d1d3f66834f33b5554759a92">_GeometryLineWidth</a></td></tr>
<tr class="memitem:afde33add0fe2e8008fffc326d561572e"><td class="memItemLeft" align="right" valign="top">osg::ref_ptr&lt; osg::Point &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#afde33add0fe2e8008fffc326d561572e">_GeometryPointSize</a></td></tr>
<tr class="memitem:ac22f6f366c6b9d6fa3f7b3dde2ab2759"><td class="memItemLeft" align="right" valign="top">osg::Vec4d&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classflitr_1_1_geometry_overlay.html#ac22f6f366c6b9d6fa3f7b3dde2ab2759">_GeometryColour</a></td></tr>
</table>
<a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Base for geometric overlays to be drawn on top of textures. </p>
</div><h2>Constructor &amp; Destructor Documentation</h2>
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          <td class="memname">GeometryOverlay::GeometryOverlay </td>
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          <td class="memname">virtual flitr::GeometryOverlay::~GeometryOverlay </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<h2>Member Function Documentation</h2>
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          <td class="memname">void GeometryOverlay::flipVerticalCoordinates </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>im_height</em></td><td>)</td>
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<p>Utility function to set the coordinate system for the common case where an image with (0,0) at the top-left is drawn onto a quad in the X-Y plane with (0,0) at the bottom left.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">im_height</td><td>The image height used to flip the values. </td></tr>
  </table>
  </dd>
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          <td class="memname">void GeometryOverlay::setColour </td>
          <td>(</td>
          <td class="paramtype">osg::Vec4d&#160;</td>
          <td class="paramname"><em>newcol</em></td><td>)</td>
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<p>Adjusts the colour of the overlay.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">newcol</td><td>RGBA vector. </td></tr>
  </table>
  </dd>
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          <td class="memname">void GeometryOverlay::setCoordinateTransform </td>
          <td>(</td>
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          <td class="paramname"><em>m</em></td><td>)</td>
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<p>Coordinates of the overlay would be transformed by the given matrix before being drawn.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">m</td><td>Matrix to typically contain scale and translation. </td></tr>
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  </dd>
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          <td class="memname">void GeometryOverlay::setDepth </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>z</em></td><td>)</td>
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<p>Adjust the depth the geometry is drawn at. Can be used to layer multiple overlays. In the default state positive z is towards the camera. The default depth value is set to 0.1. The transform in z is applied after the coordinate transform.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">z</td><td>Value to adjust the depth of the geometry with. </td></tr>
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  </dd>
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          <td class="memname">void GeometryOverlay::setLineWidth </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>w</em></td><td>)</td>
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<p>Adjusts the line width used for overlays containing lines.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">w</td><td>Line width in pixels. </td></tr>
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  </dd>
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          <td class="memname">void GeometryOverlay::setName </td>
          <td>(</td>
          <td class="paramtype">const std::string &amp;&#160;</td>
          <td class="paramname"><em>name</em></td><td>)</td>
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<p>Set the name of the overlay along with the nodes that make up the overlay. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">name</td><td>New name of the overlay </td></tr>
  </table>
  </dd>
</dl>

<p>Reimplemented in <a class="el" href="classflitr_1_1_quad_overlay.html#a9d38f3ddda43b0271cae17f42fcda708">flitr::QuadOverlay</a>.</p>

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          <td class="memname">void GeometryOverlay::setPointSize </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>s</em></td><td>)</td>
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<p>Adjusts the point size for point overlays.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">s</td><td>Point size in pixels. </td></tr>
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  </dd>
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          <td class="memname">void GeometryOverlay::setShow </td>
          <td>(</td>
          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>show</em></td><td>)</td>
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<p>Toggle the display of the overlay on or off. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">show</td><td>True to turn on. </td></tr>
  </table>
  </dd>
</dl>

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<h2>Member Data Documentation</h2>
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          <td class="memname">osg::ref_ptr&lt;osg::MatrixTransform&gt; flitr::GeometryOverlay::_CoordinateTransform</td>
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<p>Matrix to make sure our coordinate system matches the geometry being draw on. </p>

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          <td class="memname">osg::ref_ptr&lt;osg::MatrixTransform&gt; flitr::GeometryOverlay::_DepthTransform</td>
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          <td class="memname">osg::Vec4d flitr::GeometryOverlay::_GeometryColour</td>
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          <td class="memname">osg::ref_ptr&lt;osg::Group&gt; flitr::GeometryOverlay::_GeometryGroup</td>
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          <td class="memname">osg::ref_ptr&lt;osg::LineWidth&gt; flitr::GeometryOverlay::_GeometryLineWidth</td>
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          <td class="memname">osg::ref_ptr&lt;osg::Material&gt; flitr::GeometryOverlay::_GeometryMaterial</td>
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          <td class="memname">osg::ref_ptr&lt;osg::Point&gt; flitr::GeometryOverlay::_GeometryPointSize</td>
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          <td class="memname">osg::ref_ptr&lt;osg::StateSet&gt; flitr::GeometryOverlay::_GeometryStateSet</td>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li>include/flitr/<a class="el" href="geometry__overlay_8h_source.html">geometry_overlay.h</a></li>
<li>src/flitr/<a class="el" href="geometry__overlay_8cpp.html">geometry_overlay.cpp</a></li>
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